bugfix: fix zstd accept-encoding match bug (#20) (#21)

drawing · web-flow · commit 4582ef9abff9 · 2023-04-06T09:56:36.000+08:00
diff --git a/filter/ngx_http_zstd_filter_module.c b/filter/ngx_http_zstd_filter_module.c
@@ -641,7 +641,7 @@ ngx_http_zstd_accept_encoding(ngx_str_t *ae)
 {
     u_char  *p;
 
-    p = ngx_strcasestrn(ae->data, "zstd", sizeof("zstd") - 1);
+    p = ngx_strcasestrn(ae->data, "zstd", sizeof("zstd") - 2);
     if (p == NULL) {
         return NGX_DECLINED;
     }
@@ -1014,4 +1014,4 @@ ngx_conf_zstd_set_num_slot_with_negatives(ngx_conf_t *cf, ngx_command_t *cmd, vo
     }
 
     return NGX_CONF_OK;
-}
+}

Original file line number	Diff line number	Diff line change
`@@ -641,7 +641,7 @@ ngx_http_zstd_accept_encoding(ngx_str_t *ae)`
`641`	`641`	`{`
`642`	`642`	`u_char *p;`
`643`	`643`
`644`		`- p = ngx_strcasestrn(ae->data, "zstd", sizeof("zstd") - 1);`
	`644`	`+ p = ngx_strcasestrn(ae->data, "zstd", sizeof("zstd") - 2);`
`645`	`645`	`if (p == NULL) {`
`646`	`646`	`return NGX_DECLINED;`
`647`	`647`	`}`
`@@ -1014,4 +1014,4 @@ ngx_conf_zstd_set_num_slot_with_negatives(ngx_conf_t cf, ngx_command_t cmd, vo`
`1014`	`1014`	`}`
`1015`	`1015`
`1016`	`1016`	`return NGX_CONF_OK;`
`1017`		`-}`
	`1017`	`+}`